10 Best Sim Cards For Japan Travel

10 Best sim cards for japan travel - October 2025

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Last Updated: 27-10-2025

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Japan Prepaid Data-Only SIM Card (50GB) | No Time Limit | 5G High-Speed | Multiple Trips Ready | 3-in-1 SIM | Auto-Activation | Hotspot WiFi Sharing | Business Travel Ready | SoftBank Network

SIMBIRD

9.8

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ASIA Prepaid Data Only SIM Card (10GB,30 Days) 4G High Speed 3 IN 1 SIM | Ready to use for 12 countries | Hotspot mobile WiFi | Japan Korea Philippines Indonesia Singapore Malaysia Laos Vietnam

SIMBIRD

9.6

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Japan Data ONLY Sim Card 30 Days | 10GB of 5G/4G LTE High-Speed Internet Data | Dual Local Japan Carriers, Softbank & KDDI | Travel Prepaid SIM Card | NO Phone Number| 短期帰国・短期来日最適・安心日本語サポート

SIM2ROAM

9.5

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Best value

4% Off

Japan Prepaid Data Only SIM Card, 4.5G High Speed to 256kbps Unlimited Data | Auto-activation | Hotspot mobile WiFi | Ready to use for Business Travel | Docomo IIJmio Network (15 Days, 20GB)

SIMBIRD

9.2

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Happy 5G Japan 30 Days Unlimited Data Travel Sim Card | 15GB of 5G High-Speed Data Then 128kbps | No Daily Limit | No Registration Required | Easy Activation

HAPPY TELECOM

9.1

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Japan SIM Card 30 Days 20GB | Auto Activating | 5G Network With Tethering/HotSpot/Internet Sharing | Data Only No Voice

TSIM

8.8

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Japan SIM card 15 days | Data ONLY | 10 GB of high-speed 4G LTE data | Japan Travel Sim card | NO registration, ID authentication needed! | NO phone number | 短期帰国・短期来日最適・安心日本語サポート

SIM2ROAM

8.6

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Happy 5G Japan 15 Days Unlimited Data Travel Sim Card | 8GB of 5G High-Speed Data Then 128kbps | No Daily Limit | No Registration Required | Easy Activation

HAPPY TELECOM

8.4

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Japan SIM Card 30 Days 10GB | Auto Activating | 5G Network With Tethering/HotSpot/Internet Sharing | Data Only No Voice

TSIM

8.2

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SnailMobile Japan Travel SIM Card 7 Days 8GB Data 3-in-1 Prepaid SIM Card for Business with Unlocked Phone

Generic

8.1

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Japan Prepaid Data-Only SIM Card (50GB) | No Time Limit | 5G High-Speed | Multiple Trips Ready | 3-in-1 SIM | Auto-Activation | Hotspot WiFi Sharing | Business Travel Ready | SoftBank Network

ASIA Prepaid Data Only SIM Card (10GB,30 Days) 4G High Speed 3 IN 1 SIM | Ready to use for 12 countries | Hotspot mobile WiFi | Japan Korea Philippines Indonesia Singapore Malaysia Laos Vietnam

Japan Data ONLY Sim Card 30 Days | 10GB of 5G/4G LTE High-Speed Internet Data | Dual Local Japan Carriers, Softbank & KDDI | Travel Prepaid SIM Card | NO Phone Number| 短期帰国・短期来日最適・安心日本語サポート

Japan Prepaid Data Only SIM Card, 4.5G High Speed to 256kbps Unlimited Data | Auto-activation | Hotspot mobile WiFi | Ready to use for Business Travel | Docomo IIJmio Network (15 Days, 20GB)

Happy 5G Japan 30 Days Unlimited Data Travel Sim Card | 15GB of 5G High-Speed Data Then 128kbps | No Daily Limit | No Registration Required | Easy Activation

Japan SIM Card 30 Days 20GB | Auto Activating | 5G Network With Tethering/HotSpot/Internet Sharing | Data Only No Voice

Japan SIM card 15 days | Data ONLY | 10 GB of high-speed 4G LTE data | Japan Travel Sim card | NO registration, ID authentication needed! | NO phone number | 短期帰国・短期来日最適・安心日本語サポート

Happy 5G Japan 15 Days Unlimited Data Travel Sim Card | 8GB of 5G High-Speed Data Then 128kbps | No Daily Limit | No Registration Required | Easy Activation

Japan SIM Card 30 Days 10GB | Auto Activating | 5G Network With Tethering/HotSpot/Internet Sharing | Data Only No Voice

SnailMobile Japan Travel SIM Card 7 Days 8GB Data 3-in-1 Prepaid SIM Card for Business with Unlocked Phone

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